diff options
| author | Maksim Yevmenkin <emax@FreeBSD.org> | 2008-08-01 00:36:43 +0000 |
|---|---|---|
| committer | Maksim Yevmenkin <emax@FreeBSD.org> | 2008-08-01 00:36:43 +0000 |
| commit | 4fa708ef2094cb01ca8010406696018bdda84d74 (patch) | |
| tree | 1e021dcf615ed5e80a25261f2436a4304e2ebe27 /sys/netgraph/bluetooth/socket/ng_btsocket_hci_raw.c | |
| parent | 5a19634aa003abf9b691688ad7f6af22fcae685b (diff) | |
Implement ratelimiting for debug messages. For now, allow at most
one message per second. In the future might add a sysctl knob for
each socket family to fine tune this.
MFC after: 1 week
Notes
Notes:
svn path=/head/; revision=181093
Diffstat (limited to 'sys/netgraph/bluetooth/socket/ng_btsocket_hci_raw.c')
| -rw-r--r-- | sys/netgraph/bluetooth/socket/ng_btsocket_hci_raw.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/sys/netgraph/bluetooth/socket/ng_btsocket_hci_raw.c b/sys/netgraph/bluetooth/socket/ng_btsocket_hci_raw.c index 41008750ba32..6b3002240387 100644 --- a/sys/netgraph/bluetooth/socket/ng_btsocket_hci_raw.c +++ b/sys/netgraph/bluetooth/socket/ng_btsocket_hci_raw.c @@ -118,6 +118,8 @@ static struct mtx ng_btsocket_hci_raw_sockets_mtx; static u_int32_t ng_btsocket_hci_raw_token; static struct mtx ng_btsocket_hci_raw_token_mtx; static struct ng_btsocket_hci_raw_sec_filter *ng_btsocket_hci_raw_sec_filter; +static struct timeval ng_btsocket_hci_raw_lasttime; +static int ng_btsocket_hci_raw_curpps; /* Sysctl tree */ SYSCTL_DECL(_net_bluetooth_hci_sockets); @@ -141,19 +143,23 @@ SYSCTL_INT(_net_bluetooth_hci_sockets_raw, OID_AUTO, queue_drops, CTLFLAG_RD, /* Debug */ #define NG_BTSOCKET_HCI_RAW_INFO \ - if (ng_btsocket_hci_raw_debug_level >= NG_BTSOCKET_INFO_LEVEL) \ + if (ng_btsocket_hci_raw_debug_level >= NG_BTSOCKET_INFO_LEVEL && \ + ppsratecheck(&ng_btsocket_hci_raw_lasttime, &ng_btsocket_hci_raw_curpps, 1)) \ printf #define NG_BTSOCKET_HCI_RAW_WARN \ - if (ng_btsocket_hci_raw_debug_level >= NG_BTSOCKET_WARN_LEVEL) \ + if (ng_btsocket_hci_raw_debug_level >= NG_BTSOCKET_WARN_LEVEL && \ + ppsratecheck(&ng_btsocket_hci_raw_lasttime, &ng_btsocket_hci_raw_curpps, 1)) \ printf #define NG_BTSOCKET_HCI_RAW_ERR \ - if (ng_btsocket_hci_raw_debug_level >= NG_BTSOCKET_ERR_LEVEL) \ + if (ng_btsocket_hci_raw_debug_level >= NG_BTSOCKET_ERR_LEVEL && \ + ppsratecheck(&ng_btsocket_hci_raw_lasttime, &ng_btsocket_hci_raw_curpps, 1)) \ printf #define NG_BTSOCKET_HCI_RAW_ALERT \ - if (ng_btsocket_hci_raw_debug_level >= NG_BTSOCKET_ALERT_LEVEL) \ + if (ng_btsocket_hci_raw_debug_level >= NG_BTSOCKET_ALERT_LEVEL && \ + ppsratecheck(&ng_btsocket_hci_raw_lasttime, &ng_btsocket_hci_raw_curpps, 1)) \ printf /**************************************************************************** |